dry_run=0
SED=sed
-FFMPEG_OPTS="-hide_banner -loglevel error -y"
+
+F_FMT="%04d"
+
+# When reading a file line by line, if a command inside the loop
+# also reads stdin, it can exhaust the input file.
+# -nostdin: disable ffmpeg interaction on standard input:
+FFMPEG_OPTS="-hide_banner -loglevel error -y -nostdin"
# -limit memory 5000mb -limit disk 5gb
IM_OPS=""
;;
esac
+COLOR_ERR="\033[0;31m"
+COLOR_WARN="\033[0;33m"
+COLOR_NONE="\033[0m"
+
+function log_info() {
+ echo -e "${COLOR_NONE}${*}"
+}
+
function log_dbg() {
if [ x"${debug}" = x"1" ]; then
echo "${*}"
fi
}
+function log_warn() {
+ echo -e "${COLOR_WARN}${*}${COLOR_NONE}"
+}
+
+function log_err() {
+ echo -e "${COLOR_ERR}${*}${COLOR_NONE}"
+}
+
# Arg1: layer
function get_size()
{
echo "${token}"
}
+# Generate frame index name with leading zeroes:
+# Arg1: frame number
+function get_frame_name()
+{
+ local index
+
+ index=$(printf "${F_FMT}" ${1})
+ echo "${dest}/${dest}-${group}-f${index}.png"
+}
+
+# Arg1: start frame
+# Arg1: end frame
+function insert_empty_frames()
+{
+ local w
+ local start
+ local end
+ local wfname
+
+ start=${1}
+ end=${2}
+
+ for w in $(seq ${start} ${end}); do
+ log_dbg "New frame ID: ${w} (empty)"
+
+ wfname=$(get_frame_name ${w})
+
+ cp ${dest}/background.png ${wfname}
+ done
+}
+
function generate_video()
{
+ local png_files
+
if which ffmpeg 1> /dev/null 2>&1; then
- if [ -f ${dest}/${group}-f1.png ]; then
+ set +e
+ png_files=$(ls ${dest}/${dest}-${group}-f*.png 2> /dev/null)
+ set -e
+
+ if [ x"${png_files}" != x"" ]; then
log_dbg "generate_video start"
+
+ local outfile
+
+ outfile=${dest}/${dest}-${group}.mp4
+
if [ ${dry_run} -eq 1 ]; then
- touch ${dest}/${group}.mp4
+ touch ${outfile}
else
- ffmpeg ${FFMPEG_OPTS} -r ${fps} -start_number 1 -i ${dest}/${group}-f%d.png ${dest}/${group}.mp4
+ ffmpeg ${FFMPEG_OPTS} -r ${fps} -pattern_type glob -i "${dest}/${dest}-${group}-f*.png" ${outfile}
fi
log_dbg "generate_video: end"
print_usage()
{
- echo "${PROG_NAME} -- Générateur de séquence d'images PNG à partir d'un fichier Photoshop (PSD)."
- echo "Usage: ${PROG_NAME} [OPTIONS...] FICHIER-PSD"
+ echo "${PROG_NAME} -- Générateur de séquence d'images PNG à partir d'un fichier Photoshop (PSD/PSB)."
+ echo "Usage: ${PROG_NAME} [OPTIONS...] FICHIER-PHOTOSHOP"
echo
echo "Options:"
echo " -d affiche les informations de debug"
exit 1
fi
-if [ $# -gt 1 ]; then
- echo "${PROG_NAME}: Trop d'arguments."
- echo "Essayez \`${PROG_NAME} -h' pour plus d'informations."
- exit 1
-fi
+src="${*}"
-if [ ! -f "${1}" ]; then
- echo "Error: PSD source file not found"
+if [ ! -f "${src}" ]; then
+ log_err "Erreur: fichier source non trouvé"
exit 1
fi
-src=${1}
+ext=$(echo "${src##*.}" | awk '{print tolower($0)}')
-dest=$(basename -s .psd ${1})
+case ${ext} in
+ psd|psb)
+ # Ok: PSD or PSB format detected
+ ;;
+ *)
+ log_err "Format non-supporté: ${ext}"
+ exit 1
+ ;;
+esac
+
+dest=$(basename -s .${ext} "${src}")
layers=${dest}/layers.txt
if [ ! -d ${dest} ]; then
if [ ${trames} -eq 1 ]; then
# %s: scene number
- identify ${IM_OPS} -verbose -format "scene:%s,label:%l,geometry:%g,\n" ${src} > ${layers}
+ identify ${IM_OPS} -verbose -format "scene:%s,label:%l,geometry:%g,\n" "${src}" > ${layers}
# Remove line(s) with empty label:
${SED} -i -e /label:,.*/d ${layers}
log_dbg "Background size: ${size}"
if [ x"${size}" = x"" ]; then
- echo "Error: background layer not found"
+ log_err "Error: background layer not found"
exit 1
fi
nf=""
oldnf=""
files=""
- group=""
+ group="default"
while read l; do
scene=$(get_scene_id "${l}")
fi
group="${ng}"
- log_dbg "New group: ${ng}"
+ log_info "New group: ${ng}"
nf=""
oldnf=""
expected_nf=$((${oldnf} + 1))
if [ ${expected_nf} -ne ${nf} ]; then
- echo "Error: invalid frame sequence: ${nf}"
- echo " previous: ${oldnf}"
- echo " expected: ${expected_nf}"
- files=""
- continue
+ log_warn "Warning: non-sequential frame sequence: ${nf}"
+ log_warn " previous: ${oldnf}"
+ log_warn " expected: ${expected_nf}"
+ insert_empty_frames ${expected_nf} $((${nf} -1))
fi
fi
log_dbg "New frame ID: ${nf}"
+ fname=$(get_frame_name ${nf})
+
if [ ${dry_run} -eq 1 ]; then
- touch ${dest}/${group}-f${nf}.png
+ touch ${fname}
else
convert -colorspace sRGB -page +0+0 ${dest}/background.png \
${files} -background none -layers merge \
- ${dest}/${group}-f${nf}.png
+ PNG32:${fname}
fi
if [ x"${dup_from}" != x"" ]; then
for w in $(seq ${dup_start} ${dup_to}); do
log_dbg "New frame ID: ${w} (duplicate)"
+ wfname=$(get_frame_name ${w})
+
# Use symlink???
- cp ${dest}/${group}-f${nf}.png ${dest}/${group}-f${w}.png
+ cp ${fname} ${wfname}
+
+ nf=${w}
done
fi